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Scientists find mechanism behind bird flu infections in dairy cattle

When H5N1 bird flu first began infecting U.S. cattle in early 2024, diagnosis was elusive, because in cows, the disease looked completely different.

19 Jun 2026

Prolonged Instagram use may change how the brain perceives our bodies

Instagram use could influence not only how we see our bodies, but also how our brain perceives as "ours" the bodies we inhabit.

19 Jun 2026

Video games build emotional resilience and alleviate adult loneliness

A new study published in JMIR Serious Games suggests that some video games may do more than entertain-they may also help adults cope with loneliness and build emotional resilience.

19 Jun 2026

Poll reveals gaps in brain health awareness among older adults

Nearly all Michiganders age 50 and over say it's very important to keep their brains healthy as they grow older, a new poll finds.

18 Jun 2026

HPV vaccination linked to sharp decline in cervical cancer deaths

High-income countries that initiated widespread administration of the Human Papilloma Virus (HPV) vaccine in the mid-2000s have experienced substantial declines in cervical cancer cases, marking a significant achievement in medicine.

18 Jun 2026

Paid paternity leave supports new fathers' mental health, study finds

A new study from Northwestern University and Ann & Robert H. Lurie Children's Hospital of Chicago highlights the critical role paid paternal leave plays in supporting new dads' mental health following the birth of their baby.

18 Jun 2026

Study finds low risk of international Ebola virus transmission

In previous Ebola disease outbreaks in Africa as well as the current outbreak of Ebola disease caused by Bundibugyo virus in the Democratic Republic of the Congo, immediate neighbouring countries are most affected when it comes to cross-border spread.

18 Jun 2026

Oropouche virus infected millions more than official data shows

The recent Oropouche virus outbreak in 2023 drew attention in Brazil and other Latin American countries not only because of its scale – with more than 30,000 cases recorded nationwide – but also because of the first confirmed death in the country caused by the disease and its rapid spread to all states, extending beyond the Amazon region.

18 Jun 2026

Reductions in syringe service program funding could increase overdose deaths

A new study published today in JAMA Network Open projects that reductions in federal funding for syringe service programs (SSPs) could lead to substantial increases in mortality among people who inject drugs in the United States.

18 Jun 2026

Quest Diagnostics study uncovers widespread community reservoirs of deadly gut bacterium

A common bacterial strain that lives naturally in people's guts can cause a dangerous or deadly infection for some, especially when it becomes multidrug-resistant and causes chronic urinary-tract infections (UTIs) in elderly women.

18 Jun 2026

Teen sleep quality associated with mental health, BMI, and screen time

A teen's mental health, as well as their body mass index (BMI) and screen time, are significantly associated with their sleep quality, according to a new paper published June 10, 2026 in the open access journal PLOS One by Jianying Li of Shanxi University, China, and colleagues.

18 Jun 2026

Aircraft emissions could double air pollution deaths by 2040

Scenario-based modeling projects that aviation-related air pollution could drive a major rise in premature deaths by 2040, mainly through PM2.5 and ozone exposure. The study estimates that aircraft emissions caused 33,900 PM2.5-related deaths and 24,600 ozone-related deaths in 2019, with baseline 2040 deaths projected to more than double.

18 Jun 2026

Gut microbes may help explain why obesity and type 2 diabetes become harder to reverse

This review describes how gut microbial messengers, including SCFAs, microbiota-modified bile acids, neuroactive metabolites, and extracellular vesicles, may shape obesity and type 2 diabetes through the microbiota-gut-brain axis.

17 Jun 2026

Emergency departments could help boost annual flu vaccination rates

A University of California, Riverside-led study of more than 3,200 emergency department (ED) patients across the United States found that while awareness of influenza vaccination is widespread, most adults seen in EDs are not up to date on their annual flu vaccine.

17 Jun 2026

AI diagnostic errors raise hospital blame unless doctors stay deeply involved

A two-study vignette experiment found that people attributed more responsibility to hospitals and were more likely to consider filing a complaint or taking legal action when missed diagnoses involved AI rather than a physician alone. Interactive physician involvement reduced negative reactions, while autonomous or sequential AI-human collaboration did not meaningfully improve responses compared with AI-only diagnosis.

17 Jun 2026

Study links commercial cannabis markets to increased addiction

Removing criminal penalties for possessing cannabis for personal use, or introducing tightly controlled legalisation of cannabis, does not appear to increase levels of cannabis use.

17 Jun 2026

Weight-loss medications lessen the risk of violent criminal behavior

Glucagon-like peptide-1 receptor agonists (GLP-1 RAs) are widely prescribed for diabetes and obesity, but studies have found evidence that the medications may also influence behavior, such as supporting impulse control and reducing substance use and alcohol consumption by potentially interacting with the brain's reward and stress systems.

17 Jun 2026

Resistance training reduces major heart disease risk for active women

Women who lift weights may have a lower risk of major heart disease, especially when combined with aerobic exercise, according to a new study published today in JACC, the flagship journal of the American College of Cardiology.

17 Jun 2026

Sidewalk yeast species could lead to eco-friendly mosquito traps

An orange-colored yeast species isolated from a Baltimore sidewalk several years ago could be the basis of eco-friendly mosquito traps that reduce malaria transmission, according to a new study from researchers at the Johns Hopkins Bloomberg School of Public Health.

17 Jun 2026

Smartphone apps and wearables help heart disease patients stay active

Smartphone apps, fitness trackers and wearable devices help people with heart disease get more physical activity in their daily lives, according to an analysis of previous research published today in the Journal of the American Heart Association, an open-access, peer-reviewed journal of the American Heart Association.

17 Jun 2026